In fact, everyone can eat during orthodontics, but some things should be eaten less, such as acidity, hair and food. During orthodontics, we should pay attention to a large number of calcium-containing foods and foods with high vitamin BC content, pay attention to oral hygiene, brush your teeth and rinse your mouth frequently after meals every day to prevent dental caries. Hair has a wide range. In our daily life, foods belonging to hair can be divided into the following categories according to their sources: 1. Edible fungi mainly include mushrooms and shiitake mushrooms. 2. Seafood mainly includes hairtail, yellow croaker, pomfret, mussel, shrimp, crab and other aquatic products. 3. Vegetables mainly include bamboo shoots, mustard greens, pumpkins and spinach. 4. Fruits mainly include peaches, apricots and mangoes. 5. Livestock mainly include cocks, heads of chickens, pig heads, old mothers' pork, geese, chicken wings, chicken feet, cows, sheep, horses, donkeys, dogs and venison. Although eggs do not belong to hair, they should not be eaten more, usually no more than two a day. In addition, they also belong to hair products, such as roe deer meat, fermented bean curd, and spicy spices such as onion, garlic, leek, Schizonepeta tenuifolia, cinnamon, angelica dahurica, mustard, pepper and pepper. And carbonated drinks such as wine and vinegar should be avoided as far as possible ... you can eat tofu, cabbage, pepper and so on.